2163331033 has 4 divisors (see below), whose sum is σ = 2257388928. Its totient is φ = 2069273140.

The previous prime is 2163331031. The next prime is 2163331057. The reversal of 2163331033 is 3301333612.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2163331033 - 2¹ = 2163331031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2163330989 and 2163331007.

It is not an unprimeable number, because it can be changed into a prime (2163331031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47028913 + ... + 47028958.

It is an arithmetic number, because the mean of its divisors is an integer number (564347232).

Almost surely, 2^2163331033 is an apocalyptic number.

2163331033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2163331033 is a deficient number, since it is larger than the sum of its proper divisors (94057895).

2163331033 is an equidigital number, since it uses as much as digits as its factorization.

2163331033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94057894.

The product of its (nonzero) digits is 2916, while the sum is 25.

The square root of 2163331033 is about 46511.6225582381. The cubic root of 2163331033 is about 1293.3249628286.

Adding to 2163331033 its reverse (3301333612), we get a palindrome (5464664645).

The spelling of 2163331033 in words is "two billion, one hundred sixty-three million, three hundred thirty-one thousand, thirty-three".